Declassified UFO / UAP Document
Project 10073 Record Card — 15 June 1963
AI-Generated Summary
A Pacific Barrier aircraft reported a bright white object on 15 June 1963. The object was identified as the ECHO I satellite based on orbital data.
This document consists of a Project 10073 record card and associated incoming military messages (AF IN 1838 and AF IN 1861) regarding a sighting on 15 June 1963. A Pacific Barrier aircraft reported observing a bright white object, approximately the size of a star, at coordinates 33.40N 175.00W. The object was sighted for 11 minutes, initially appearing at 30 degrees elevation and heading 050 degrees, before fading at 15 degrees elevation. The speed was described as slow. The military investigation concluded that the object was the satellite ECHO I, noting that the satellite's orbital path placed it in a position to be observed by the witnesses at the reported time. The document includes detailed orbital prediction tables for the ECHO I satellite for June 1963, provided by the Smithsonian Astrophysical Observatory, which were used to verify the identification of the object.
At 16/0907Z ECHO crossed the equator heading NE at 137 deg E. This places the Satellite in a sposition to be observed by the witnesses.
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Official Assessment
Satellite ECHO I
The object observed by the Pacific Barrier aircraft was identified as the satellite ECHO I, which was in a position to be observed by the witnesses at the time of the sighting.